拍摄人物特写时，需要突出主要人物的表情、细节，让背景虚化则需要使用大光圈，长焦距镜头。( )
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58（）
A. What should I do
B. Thank you,mom
C. Where have you been
D. Yes, he is
E. What was wrong with him
F. Were you sick
G. Where is the hospital
H. I’ m sorry to hear that
数字相机传感器的主要作用是将从镜头中透过的光的影像转换成模拟的电信号。( )
A. 对
B. 错
26()
A. how
B. why
C. when
D. what
彩色负片可以用显影罐进行手工冲洗，手工冲洗可以得到较好的冲片质量。( )
A. 对
B. 错
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